CN110285224A - A kind of electronic flow regulating valve - Google Patents
A kind of electronic flow regulating valve Download PDFInfo
- Publication number
- CN110285224A CN110285224A CN201910596218.0A CN201910596218A CN110285224A CN 110285224 A CN110285224 A CN 110285224A CN 201910596218 A CN201910596218 A CN 201910596218A CN 110285224 A CN110285224 A CN 110285224A
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- head piece
- sleeve
- valve body
- bearing
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 31
- 230000002093 peripheral effect Effects 0.000 claims description 17
- 239000011324 bead Substances 0.000 claims description 13
- 230000014759 maintenance of location Effects 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 9
- 210000003746 feather Anatomy 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 229920006351 engineering plastic Polymers 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The present invention discloses a kind of electronic flow regulating valve, includes valve body, has the first head piece, the second head piece and the valve port being placed between first head piece and second head piece；Needle, is placed in the inside of the valve body, and the first end of the needle corresponds to the valve port；Push-rod electric machine, with motor housing, rotor sleeve, rotor and motor stator；And line handspike, there is the common axis with the needle, the line handspike is mutually fixedly connected with the second end of the needle；When the push-rod electric machine works, the motor stator drives the rotor rotation, and the rotor drives the line handspike, along the axis shift, the opening size of the valve port to be adjusted with this together with the needle again, achievees the purpose that control flow.The beneficial effects of the present invention are: controlled by electric signal and carry out flow and adjust, flow adjust precisely, response is fast, motor stability of rotation, reliable performance service life are long.
Description
Technical field
The present invention relates to flow control valves, in particular, a kind of electronic flow regulating valve being common to various fluids.
Background technique
Currently, flow control valve majority in the market is Purely mechanical or the single electronic flow regulating valve of purposes, disadvantage
Be: 1. need to manually adjust；2. control accuracy difference, 3. existing electron stream regulating valve purposes are single.
Summary of the invention
The drawbacks of the technical problem to be solved by the present invention is to Purely mechanical is brought in the prior art provides a kind of novel electricity
Subflow adjustable valve.
In order to realize the purpose, technical scheme is as follows: a kind of electronic flow regulating valve includes,
Valve body has the first head piece, the second head piece and the valve port being placed between first head piece and second head piece, institute
It states valve port and is connected to first head piece and second head piece；
Needle is placed in the inside of the valve body, and the needle and the valve port have common axis, and the needle has
The first end of the first end and second end opposite along the axis, the needle corresponds to the valve port；
Push-rod electric machine, with motor housing, rotor sleeve, rotor and motor stator, the motor housing is placed in institute
The outside of valve body is stated, the motor housing is mutually fixedly connected with the valve body, and the rotor sleeve is placed in the motor housing
Inside, defined jointly between the rotor sleeve and the motor housing for the motor stator accommodating outer layer chamber, institute
Rotor sleeve is stated with the closed end and open end opposite along the axis, the open end of the rotor sleeve extends to the valve
The inside of body, the inside of the rotor sleeve define for the motor stator accommodating internal layer chamber and the internal layer chamber with
The inside of the valve body is connected and is not attached to lead to the exterior chamber, and the center of the rotor has internal thread part；
And
Line handspike has the common axis, the second end phase of the line handspike and the needle with the needle
Be fixedly connected, external thread part corresponding with the internal thread part be formed on the line handspike, by the external thread part with
The internal thread part is threadedly engaged, so that the line handspike and the rotor constitute screw pair；
When the push-rod electric machine works, the motor stator drives the rotor rotation, and the rotor drives institute again
Line handspike is stated together with the needle along the axis shift, the opening size of the valve port is adjusted with this, reaches control
The purpose of flow.
As a kind of preferred embodiment of electronic flow regulating valve, one of first head piece and second head piece are
Flow inlet, and another one is outflow port；Further, the first-class mouth is formed in the bottom of the valve body, described first-class
It mouthful vertically being extended downwardly from the bottom wall of the valve body beginning, the second mouth is formed in the side of the valve body, and described second
Head piece begins to extend outside horizontally from the side wall of the valve body, and the inside of the valve body has horizontal baffle, the horizontal baffle
It is placed between first head piece and second head piece, the valve port is formed on the horizontal baffle.
As a kind of preferred embodiment of electronic flow regulating valve, the motor housing is in the top of the valve body, described
There is connecting flange, the motor housing is mutually fixedly connected with the connecting flange, the valve between motor housing and the valve body
Body is mutually fixedly connected with the connecting flange, and the connecting flange is mutually sealed with the valve body with gasket seal.
As a kind of preferred embodiment of electronic flow regulating valve, the rotor by metal permanent magnetism material rotor housing
And the rotor inner core injection moulding of engineering plastics material, the internal thread part are formed on the rotor inner core, the internal screw thread
Portion is nut structure.
As a kind of preferred embodiment of electronic flow regulating valve, the inside of the internal layer chamber also has push rod guide sleeve
Pipe, the rotor are in closed end, and the push rod guide sleeve is in open end；The push rod guide sleeve and described straight
Line push rod has the common axis, and the push rod guide sleeve is placed between the rotor sleeve and the line handspike,
The push rod guide sleeve is mutually fixedly connected with the rotor sleeve, and the push rod guide sleeve is mutually slided with the line handspike
Cooperation, the push rod guide sleeve are used to be oriented to the line shifting of the line handspike.
As a kind of preferred embodiment of electronic flow regulating valve, it is formed on the inner peripheral surface of the push rod guide sleeve polygon
The guide key groove of shape structure is formed with feather key column corresponding with the guide key groove, institute on the outer peripheral surface of the line handspike
Feather key column is stated to match with the guide key groove.
As a kind of preferred embodiment of electronic flow regulating valve, radial direction is formed on the outer peripheral surface of the push rod guide sleeve
Inside casing limit groove is formed with casing limit corresponding with described sleeve pipe limiting groove on the inner peripheral surface of the rotor sleeve
Position protrusion, by the cooperation of described sleeve pipe retention bead and described sleeve pipe limiting groove, to realize to the push rod guide sleeve
Fixation；Further, described sleeve pipe limiting groove is formed with described sleeve pipe retention bead using rolling mode.
As a kind of preferred embodiment of electronic flow regulating valve, the inside of the internal layer chamber also has described for supporting
The first bearing and second bearing of rotor opposite end, wherein the first bearing is more leaned on relative to the second bearing
The closed end.
Also include first bearing seat as a kind of preferred embodiment of electronic flow regulating valve, is placed in described first
Between bearing and the rotor sleeve, radially inward bearing block limiting groove is formed on the outer peripheral surface of the first bearing seat,
Bearing block retention bead corresponding with the bearing limiting groove is formed on the inner peripheral surface of the rotor sleeve, by the axis
The cooperation of a retention bead Yu the bearing block limiting groove is held, to realize the fixation to the first bearing seat；Further,
The bearing block limiting groove is formed with the bearing block retention bead using rolling mode.
As a kind of preferred embodiment of electronic flow regulating valve, have between the second bearing and the push rod guide sleeve
Axle spring, the axle spring are in compressive state, and the axle spring provides axial thrust to the second bearing, described
Axle spring is used to eliminate the fit-up gap of the rotor and the first bearing and the second bearing, and, it is described
The axial runout that rotor generates during rotation.
Compared with prior art, beneficial effects of the present invention at least that:
1. after the motor stator is received from external electric signal, rotor described in the motor stator coil excitation
Rotation, the rotor drives the line handspike and the needle upper and lower displacement, to change the needle to the valve port
Aperture (circulation area) adjust the flow by the valve port.
2. having structure simple, easily manufactured, the high feature of cost performance.
3. the push-rod electric machine is controlled by electric signal carries out flow adjusting, flow adjusting is accurate, response is fast, motor is rotated and put down
Surely, the reliable performance service life is long, is that pipeline control flow adjusts the realization indispensable executing agency of intelligent management.
In addition to it is described above present invention solves the technical problem that, constitute technical solution technical characteristic and by these
Except beneficial effect brought by the technical characteristic of technical solution, other technologies problem, technical solution that the present invention can solve
In include other technical characteristics and these technical characteristic bring beneficial effects, will connection attached drawing make it is further details of
Explanation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the invention.
Fig. 2 is the structural schematic diagram of push-rod electric machine in one embodiment of the invention.
Fig. 3 is the structural schematic diagram of rotor sleeve in one embodiment of the invention (before rolling).
Fig. 4 is the structural schematic diagram of first bearing seat in one embodiment of the invention (before rolling).
Fig. 5 is the structural schematic diagram of rotor sleeve and first bearing seat in one embodiment of the invention (after rolling).
Fig. 6 is the structural schematic diagram (facing) of rotor in one embodiment of the invention.
Fig. 7 is the structural schematic diagram (vertical view) of rotor in one embodiment of the invention.
Fig. 8 is the structural schematic diagram of line handspike in one embodiment of the invention.
Fig. 9 is the structural schematic diagram (facing) of push rod guide sleeve in one embodiment of the invention.
Figure 10 is the structural schematic diagram (vertical view) of push rod guide sleeve in one embodiment of the invention.
Specific embodiment
Below by specific embodiment connection attached drawing, invention is further described in detail.It needs to illustrate herein
It is the explanation of these embodiments to be used to help to understand the present invention, but do not constitute a limitation of the invention.In addition, below
Involved technical characteristic as long as they do not conflict with each other can phase in the described each embodiment of the present invention
Mutually combination.
Referring to Figure 1, a kind of electronic flow regulating valve is shown in the figure.The electronic flow regulating valve is by e-mail
Number control practicable flow adjust intelligent management executing agency.The electronic flow regulating valve be applicable to water, gas,
In the pipeline control of the various fluids such as oil, petrifaction gas, refrigerant.
The electronic flow regulating valve is mainly made of components such as valve body 1, needle 2, push-rod electric machine 3 and line handspikes 4.
Referring to Figure 1, the valve body 1 there is the first head piece 11, the second head piece 12 and be placed in first head piece 11 with
Valve port 13 between second head piece 12.Wherein, one of first head piece 11 and second head piece 12 are flow inlet,
And another one is outflow port.It can be the first flow direction, flow is flowed into from first head piece 11, is flowed from second head piece 12
Out.Or be second of flow direction, flow is flowed into from second head piece 12, is flowed out from first head piece 11.That is, the valve
Body 1 has the function of two-way flow.
In the present embodiment, first head piece 11 is formed in the bottom of the valve body 1.First head piece 11 is from the valve
The bottom wall beginning of body 1 vertically extends downwardly.Second head piece 12 is formed in the side of the valve body 1.Second head piece 12
Begin to extend outside horizontally from the side wall of the valve body 1.The inside of the valve body 1 has horizontal baffle.The horizontal baffle quilt
It is placed between first head piece 11 and second head piece 12.The valve port 13 is formed on the horizontal baffle.
The needle 2 is placed in the inside of the valve body 1.The needle 2 has common axis with the valve port 13.Institute
Needle 2 is stated with the first end and second end opposite along the axis.The first end of the needle 2 corresponds to the valve port 13.
The first end of the needle 2 is pyramidal structure.The first end of the needle 2 is used to adjust the aperture of the valve port 13 (from standard-sized sheet
To fully closed whole process, change the circulation area of valve port 13).When the first end of the needle 2 blocks the valve port 13 completely,
That is, the valve port 13 is in full-shut position, no longer it is connected between first head piece 11 and second head piece 12.At this point, no matter
It is the first flow direction or second of flow direction, does not have traffic flow and go out.That is, the valve body 1 has the function of two-way stop.
The push-rod electric machine 3 is stepper motor.There is the push-rod electric machine 3 motor housing 31, rotor sleeve 32, motor to turn
Son 33 and motor stator 34.
The motor housing 31 is placed in the outside of the valve body 1.The motor housing 31 and the fixed company of 1 phase of valve body
It connects.In the present embodiment, the motor housing 31 is in the top of the valve body 1.Have between the motor housing 31 and the valve body 1
There is connecting flange 5.The motor housing 31 is fixedly connected with 5 phase of connecting flange.The valve body 1 and the connecting flange 5
Mutually it is fixedly connected.The connecting flange 5, with the sealing of 6 phase of gasket seal, can tolerate the pressure of 5Mpa or more with the valve body 1.
The rotor sleeve 32 is placed in the inside of the motor housing 31.The rotor sleeve 32 and the motor housing
The outer layer chamber for the motor stator 34 accommodating is defined between 31 jointly.
The motor stator 34 is placed in the inside of the outer layer chamber.In the present embodiment, the motor stator 34 is band
There is the Full-plastics sealed electromagnetic coil of center mounting hole, it is small in size, it is easy for installation, there is stronger moistureproof and waterproof performance.
Fig. 2 please be read, the rotor sleeve 32, the rotor 33 have the common axis.The rotor sleeve
32 have the closed end and open end opposite along the axis.The open end of the rotor sleeve 32 passes through the wall of the valve body 1
Extend to the inside of the valve body 1.The inside of the rotor sleeve 32 defines the inner layer cavity for the motor stator 34 accommodating
Room.The internal layer chamber is connected with the inside of the valve body 1, is not attached to lead to the exterior chamber.It is described in the present embodiment
Rotor sleeve 32 is to have metal tube of the top without bottom structure.
The rotor 33 is placed in the inside of the internal layer chamber.The rotor 33 is in the closed end.
As it can be seen that the rotor 33 is mutually isolated with the motor stator 32.When repairing or replacing the motor stator 32, it is only necessary to
The electric machine casing 31 is removed, without further removing the rotor 33 and the rotor sleeve 32.
The center of the rotor 33 has internal thread part 330.Refer to Fig. 6 and 7, in the present embodiment, the motor
Rotor 33 is by the rotor housing 332 of metal permanent magnetism material and 331 injection moulding of rotor inner core of engineering plastics material.The interior spiral shell
Line portion 330 is formed on the rotor inner core 331.The internal thread part 330 is nut structure.It is simple with structure, use the longevity
Order long feature.
The line handspike 4 has the common axis with the needle 2.The line handspike 4 and the needle 2
Second end is mutually fixedly connected.In the present embodiment, there is hole in the end face of the line handspike 4.The second end of the needle 2 extends to institute
It states the inside in hole and is mutually interference fitted with the hole.It is formed on the line handspike 4 corresponding with the internal thread part 330 outer
Threaded portion 41.It is matched by the external thread part 41 with the internal thread part 330, so that the line handspike 4 and the electricity
Machine rotor 33 constitutes a screw pair, that is, the rotor 33 is able to drive the line handspike 4 along the axis shift.
When the push-rod electric machine 3 works, the motor stator 34 drives the rotor 33 to rotate, the rotor
33 drive the line handspike 4 together with 2 line shifting of needle again, change the opening size of the valve port 13 with this.
In order to guarantee the radial accuracy and axial precision of the rotor 33 during rotation, the internal layer chamber
The internal first bearing 35 and second bearing 37 also having for supporting 33 opposite end of rotor.Wherein, described
One bearing 35 more leans on the closed end relative to the second bearing 37.
The first bearing 35 is configured with first bearing seat 36.The first bearing 35 is placed in the first bearing seat 36
Between the rotor 33.Radially inward bearing block limiting groove is formed on the outer peripheral surface of the first bearing seat 36
361.Bearing block retention bead 321 corresponding with the bearing limiting groove is formed on the inner peripheral surface of the rotor sleeve 32.
By the cooperation of the bearing block retention bead 321 and the bearing block limiting groove 361, to realize to the first bearing seat
36 fixation.Fig. 3 to 5 is referred to, rolling can be used with the bearing block retention bead 321 in the bearing block limiting groove 361
Mode forms.
Further, the inside of the internal layer chamber also has push rod guide sleeve 38.The push rod guide sleeve 38 with
The line handspike 4 has the common axis.The push rod guide sleeve 38 be placed in the rotor sleeve 32 with it is described
Between line handspike 4.The push rod guide sleeve 38 is in the open end.The push rod guide sleeve 38 and the line handspike
4 are slidingly fitted.The push rod guide sleeve 38 is used to be oriented to the line shifting of the line handspike 4.
Fig. 8 to 10 is referred to, preferably, being formed with leading for polygonized structure on the inner peripheral surface of the push rod guide sleeve 38
To keyway 42.Feather key column 380 corresponding with the guide key groove 42 is formed on the outer peripheral surface of the line handspike 4.It is described
Feather key column 380 is matched with the guide key groove 42.4 shifting process of line handspike had both can be improved in said structure design
In stability, while can also prevent the line handspike 4 from circumferentially rotating.
Fig. 2 please be read, the push rod guide sleeve 38 is fixedly connected with 32 phase of rotor sleeve, and the present embodiment uses interference
Cooperation.Preferably, being formed with radially inward casing limit groove 381 on the outer peripheral surface of the push rod guide sleeve 38.It is described
Casing limit protrusion 322 corresponding with described sleeve pipe limiting groove 381 is formed on the inner peripheral surface of rotor sleeve 32.By described
The cooperation of casing limit protrusion 322 and described sleeve pipe limiting groove 381, to realize the fixation to the push rod guide sleeve 38.
Described sleeve pipe limiting groove 381 can be used rolling mode with described sleeve pipe retention bead 322 and form.
There is axle spring 370 between the second bearing 37 and the push rod guide sleeve 38.At the axle spring 370
In compressive state.The axle spring 370 provides axial thrust to the second bearing 37.The axle spring 370 is for disappearing
Except the fit-up gap of the rotor 33 and the first bearing 35 and the second bearing 37, and, the rotor
33 axial runouts generated during rotation.
The course of work of this electronic flow regulating valve: after the motor stator 34 is received from external electric signal,
The rotation of rotor 33 described in 34 coil excitation of motor stator, the rotor 33 drive the line handspike 4 and institute
2 upper and lower displacement of needle is stated, is adjusted with changing the needle 2 to the aperture (circulation area) of the valve port 13 through the valve port
13 flow.
And embodiments of the present invention are only expressed above, the description thereof is more specific and detailed, but and cannot therefore manage
Solution is the limitation to patent of invention range.It should be pointed out that for those of ordinary skill in the art, not departing from this
Under the premise of inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.Therefore, originally
The scope of protection shall be subject to the appended claims for patent of invention.
Claims (10)
1. a kind of electronic flow regulating valve, which is characterized in that include,
Valve body has the first head piece, the second head piece and the valve port being placed between first head piece and second head piece, institute
It states valve port and is connected to first head piece and second head piece；
Needle is placed in the inside of the valve body, and the needle and the valve port have common axis, and the needle has
The first end of the first end and second end opposite along the axis, the needle corresponds to the valve port；
Push-rod electric machine, with motor housing, rotor sleeve, rotor and motor stator, the motor housing is placed in institute
The outside of valve body is stated, the motor housing is mutually fixedly connected with the valve body, and the rotor sleeve is placed in the motor housing
Inside, defined jointly between the rotor sleeve and the motor housing for the motor stator accommodating outer layer chamber, institute
Rotor sleeve is stated with the closed end and open end opposite along the axis, the open end of the rotor sleeve extends to the valve
The inside of body, the inside of the rotor sleeve define for the motor stator accommodating internal layer chamber and the internal layer chamber with
The inside of the valve body is connected and is not attached to lead to the exterior chamber, and the center of the rotor has internal thread part；
And
Line handspike has the common axis, the second end phase of the line handspike and the needle with the needle
Be fixedly connected, external thread part corresponding with the internal thread part be formed on the line handspike, by the external thread part with
The internal thread part is threadedly engaged, so that the line handspike and the rotor constitute screw pair；
When the push-rod electric machine works, the motor stator drives the rotor rotation, and the rotor drives institute again
Line handspike is stated together with the needle along the axis shift, the opening size of the valve port is adjusted with this, reaches control
The purpose of flow.
2. a kind of electronic flow regulating valve according to claim 1, which is characterized in that first head piece and described second
One of head piece is flow inlet, and another one is outflow port；Further, the first-class mouth is formed in the bottom of the valve body
Portion, first head piece are vertically extended downwardly from the bottom wall beginning of the valve body, and the second mouth is formed in the valve body
Side, second head piece begin to extend outside horizontally from the side wall of the valve body, and the inside of the valve body has horizontal baffle,
The horizontal baffle is placed between first head piece and second head piece, and the valve port is formed on the horizontal baffle.
3. a kind of electronic flow regulating valve according to claim 2, which is characterized in that the motor housing is in the valve
The top of body, has connecting flange between the motor housing and the valve body, the motor housing is mutually solid with the connecting flange
Fixed connection, the valve body are mutually fixedly connected with the connecting flange, and the connecting flange is mutually close with gasket seal with the valve body
Envelope.
4. a kind of electronic flow regulating valve according to claim 1, which is characterized in that the rotor is by metal permanent magnetism
The rotor housing of material and the rotor inner core injection moulding of engineering plastics material, the internal thread part are formed in the rotor inner core
On, the internal thread part is nut structure.
5. a kind of electronic flow regulating valve according to claim 1, which is characterized in that the inside of the internal layer chamber also has
There is push rod guide sleeve, the rotor is in closed end, and the push rod guide sleeve is in open end；The push rod guiding
Casing and the line handspike have a common axis, the push rod guide sleeve be placed in the rotor sleeve with it is described
Between line handspike, the push rod guide sleeve is mutually fixedly connected with the rotor sleeve, the push rod guide sleeve and described straight
Line push rod is slidingly fitted, and the push rod guide sleeve is used to be oriented to the line shifting of the line handspike.
6. a kind of electronic flow regulating valve according to claim 5, which is characterized in that the inner circumferential of the push rod guide sleeve
It is formed with the guide key groove of polygonized structure on face, is formed on the outer peripheral surface of the line handspike corresponding with the guide key groove
Feather key column, the feather key column matches with the guide key groove.
7. a kind of electronic flow regulating valve according to claim 5 or 6, which is characterized in that the push rod guide sleeve
It is formed with radially inward casing limit groove on outer peripheral surface, is formed on the inner peripheral surface of the rotor sleeve and is limited with described sleeve pipe
The corresponding casing limit protrusion of position groove, by the cooperation of described sleeve pipe retention bead and described sleeve pipe limiting groove, to realize
Fixation to the push rod guide sleeve；Further, described sleeve pipe limiting groove and described sleeve pipe retention bead are using rolling
Mode forms.
8. a kind of electronic flow regulating valve according to claim 5, which is characterized in that the inside of the internal layer chamber also has
There are the first bearing and second bearing for supporting the rotor opposite end, wherein the first bearing is relative to institute
It states second bearing and more leans on the closed end.
9. a kind of electronic flow regulating valve according to claim 8, which is characterized in that it also include first bearing seat,
It is placed between the first bearing and the rotor sleeve, radially inward axis is formed on the outer peripheral surface of the first bearing seat
A limiting groove is held, bearing block limit convex corresponding with the bearing limiting groove is formed on the inner peripheral surface of the rotor sleeve
It rises, by the cooperation of the bearing block retention bead and the bearing block limiting groove, to realize to the first bearing seat
It is fixed；Further, the bearing block limiting groove is formed with the bearing block retention bead using rolling mode.
10. a kind of electronic flow regulating valve according to claim 8 or claim 9, which is characterized in that the second bearing with it is described
There is axle spring, the axle spring is in compressive state, and the axle spring is to second axis between push rod guide sleeve
Hold offer axial thrust, the axle spring is used to eliminate the rotor and the first bearing and the second bearing
Fit-up gap, and, the axial runout that the rotor generates during rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596218.0A CN110285224B (en) | 2019-07-03 | 2019-07-03 | Electronic flow regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910596218.0A CN110285224B (en) | 2019-07-03 | 2019-07-03 | Electronic flow regulating valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110285224A true CN110285224A (en) | 2019-09-27 |
| CN110285224B CN110285224B (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910596218.0A Active CN110285224B (en) | 2019-07-03 | 2019-07-03 | Electronic flow regulating valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963739A (en) * | 2020-08-14 | 2020-11-20 | 上海恒温控制器厂有限公司 | Electronic flow regulating valve and regulating method |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87105514A (en) * | 1986-08-14 | 1988-02-24 | 东洋工程株式会社 | Valve |
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| JP2010019406A (en) * | 2008-07-14 | 2010-01-28 | Fuji Koki Corp | Motor-driven valve |
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| CN111963739A (en) * | 2020-08-14 | 2020-11-20 | 上海恒温控制器厂有限公司 | Electronic flow regulating valve and regulating method |
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| Publication number | Publication date |
|---|---|
| CN110285224B (en) | 2020-10-30 |
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Denomination of invention: An electronic flow control valve Granted publication date: 20201030 Pledgee: Huangpu Sub branch of Bank of Shanghai Co.,Ltd. Pledgor: Shanghai Thermostat Factory Co.,Ltd. Registration number: Y2024310000300 |
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